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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/libwebrtc/modules/audio_coding/codecs/ilbc/xcorr_coef.h | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | third_party/libwebrtc/modules/audio_coding/codecs/ilbc/xcorr_coef.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/audio_coding/codecs/ilbc/xcorr_coef.h b/third_party/libwebrtc/modules/audio_coding/codecs/ilbc/xcorr_coef.h new file mode 100644 index 0000000000..3fcce25147 --- /dev/null +++ b/third_party/libwebrtc/modules/audio_coding/codecs/ilbc/xcorr_coef.h @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +/****************************************************************** + + iLBC Speech Coder ANSI-C Source Code + + WebRtcIlbcfix_XcorrCoef.h + +******************************************************************/ + +#ifndef MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_XCORR_COEF_H_ +#define MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_XCORR_COEF_H_ + +#include <stddef.h> +#include <stdint.h> + +/*----------------------------------------------------------------* + * cross correlation which finds the optimal lag for the + * crossCorr*crossCorr/(energy) criteria + *---------------------------------------------------------------*/ + +size_t WebRtcIlbcfix_XcorrCoef( + int16_t* target, /* (i) first array */ + int16_t* regressor, /* (i) second array */ + size_t subl, /* (i) dimension arrays */ + size_t searchLen, /* (i) the search lenght */ + size_t offset, /* (i) samples offset between arrays */ + int16_t step /* (i) +1 or -1 */ +); + +#endif |